Subtract 98/21 from 42/50
1st number: 42/50, 2nd number: 4 14/21
42/50 - 98/21 is -287/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 21 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 50 × 21 = 1050,
42/50 = 42 × 21/50 × 21 = 882/1050 - Likewise, for the 2nd fraction, since 21 × 50 = 1050,
98/21 = 98 × 50/21 × 50 = 4900/1050 - Subtract the two like fractions:
882/1050 - 4900/1050 = 882 - 4900/1050 = -4018/1050 - After reducing the fraction, the answer is -287/75
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